Extreme Heat Across the Southern U.S.; Severe Thunderstorms and Heavy Rain in the Plains and Mississippi Valley

A heat wave over the Southwest will intensify late week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Severe thunderstorms and heavy rain are expected over portions of the Plains and Mississippi Valley tonight, which will shift to parts of the Upper Midwest and mid-Mississippi Valley Friday. Monsoonal showers and flooding persist in the Desert Southwest. Read More >

For More Weather Information:

Buffalo, NY Local Forecast Office

13NM NNE Dunkirk NY

Marine Point Forecast

[NOTICE]

Overnight
Low: 68 °F
Light Wind
< 1ft
Friday
High: 76 °F
Light Wind
< 1ft
Friday Night
Low: 72 °F
Light Wind
< 1ft
Saturday
High: 78 °F
Light Wind
< 1ft
Saturday Night
Low: 70 °F
⇑ENE 6kt
< 1ft
Sunday
High: 73 °F
SSE 7kt
< 1ft
Sunday Night
Low: 68 °F
NE 8kt
< 1ft
Monday
High: 74 °F
NNE 9kt
< 1ft
Monday Night
Low: 67 °F
NE 7kt
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:46 pm EDT Jul 30, 2026
Forecast Valid: 12am EDT Jul 31, 2026-6pm EDT Aug 6, 2026

View Nearby Observations

Detailed Forecast

Overnight

Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

Friday

Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

Friday Night

Variable winds 5 kt or less. Increasing clouds. Waves 1 ft or less.

Saturday

Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.

Saturday Night

Variable winds less than 5 kt becoming ENE around 6 kt in the evening. A chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then showers and possibly a thunderstorm after 2am. Waves 1 ft or less.

Sunday

SSE wind around 7 kt becoming SSW in the afternoon. Showers and possibly a thunderstorm. Waves 1 ft or less.

Sunday Night

NE wind 6 to 8 kt. A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Waves 1 ft or less.

Monday

NNE wind 6 to 9 kt. Mostly sunny. Waves 1 ft or less.

Monday Night

NE wind 5 to 7 kt becoming E after midnight. Partly cloudy. Waves 1 ft or less.

Winds and waves higher in and near thunderstorms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.